package com.rqbl.controller.upload;

import com.rqbl.myutils.JsonResult;

import com.rqbl.tool.IdWorker;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.UUID;


@Controller
@RequestMapping("/upload")
public class UploadController {

    private SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy/MM/dd/");
    @Value("${file-save-path}")
    private String fileSavePath;
    @RequestMapping("uploadImg")
    @ResponseBody
    public JsonResult uploadFile(MultipartFile file, HttpServletRequest request) {
        //1.后半段目录：  2020/03/15
        IdWorker idWorker = new IdWorker(1, 1);
        long l = idWorker.nextId();
        String directory = simpleDateFormat.format(new Date());
        /**
         *  2.文件保存目录  E:/images/2020/03/15/
         *  如果目录不存在，则创建
         */
        File dir = new File(fileSavePath + directory);
        if (!dir.exists()) {
            dir.mkdirs();
        }
//        ("图片上传，保存位置：" + fileSavePath + directory);
        //3.给文件重新设置一个名字
        //后缀
        String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf("."));
        String newFileName= l+suffix;
        //4.创建这个新文件
        File newFile = new File(fileSavePath + directory + newFileName);
        //5.复制操作
        try {
            file.transferTo(newFile);
            //协议 :// ip地址 ：端口号 / 文件目录(/images/2020/03/15/xxx.jpg)
            String url =  "/images/" + directory + newFileName;
//            log.info("图片上传，访问URL：" + url);
            //插入数据库中相关数据

            return JsonResult.builder().data(url).message("上传成功！").code("1").build();
        } catch (IOException e) {
            return JsonResult.builder().data(null).message("IO异常！").code("-1").build();
        }
    }
}
